Diu was a Beira-class Portuguese steam and sail gunboat in service with the Portuguese Navy between 1889 and 1913. It displaced 706 tons when loaded, had 6 guns, and a 700hp engine. It was laid down on the 6 of June 1887 at Arsenal da Marinha in Lisbon and launched on the 27 of August 1899 before a crowd that included the minister of the navy Ressano Garcia and Crown prince Dom Afonso."Canhoneira Diu" in O Occidente, volume XII, nº 385, 1 September 1900, p. 200.
It was 43 meters long, 8,40m beam, a draft of 5,60m, and weighted 640 tons. It was built out of oak, teak and steel. It was calculated to reach a speed of 12 knots and its crew was 108. It was equipped with 6 Krupp guns, one 5.9 in., two 4.7 in, and 3 smaller.
The Diu saw service around the world. Posted to Macau and participated in a coastal bombardment action in Timor.
See also
Portuguese gunboat Limpopo Portuguese gunboat Pátria
References